Lighting fixture



FIG. 1 is a first front perspective view of a lighting fixture showing our new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a front view thereof;

FIG. 8 is a rear perspective view thereof; and,

FIG. 9 is a second front perspective view thereof.

The dot-dash-dot broken lines represent unclaimed boundaries of the claimed design. The dot-dot broken lines represent environmental structure and form no part of the claimed design. 

The ornamental design for a lighting fixture, as shown and described. 